WMSIC Electronic Components

SIT SIT1042AQT

ModelSIT1042AQT
PackageSOP-8
BrandSIT
Price Price on request Electronic component prices change quickly with market supply and demand. Please refer to the latest WMSIC quotation for current pricing.
Configuration
1 options
Configuration Option 165925

Availability on request

Technical data

Product details

19 specifications

Core information

Product name
SIT SIT1042AQT
Type
SIT
Minimum package
2500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
SIT
Electronic Component
SIT1042AQT
Electronic Component
1
Package
SOP-8
Type
CAN-FDTransceiver
Electronic Component
CAN Transceiver
Electronic Component
0.262g
Electronic Component
1
Channel Count
1
Features
TXD; Low Power; Bus; SPIInterface
Electronic Component
BM0265533224
Operating Temperature
40℃~+150℃
Operating Voltage
4.5V~5.5V
Operating Current
70mA
Data
5Mbps

For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.

芯力特SIT1042AQT CAN-FD收发器产品概述

一、产品定位与核心价值

SIT1042AQT是芯力特(SIT)推出的高可靠性CAN-FD总线收发器,专为需要高速数据传输与宽温环境的工业、汽车及新能源领域设计。相比传统CAN收发器,其核心价值在于兼容CAN-FD协议并支持5Mbps高速传输,同时具备-40℃至+150℃的宽温能力,可直接替代传统CAN收发器实现总线速率升级,无需大幅改动硬件设计。

二、关键性能参数详解

1. 高速CAN-FD通信能力

SIT1042AQT支持CAN-FD协议(CAN Flexible Data-Rate),最大数据速率可达5Mbps(是传统CAN的5倍),可在不改变原有CAN总线拓扑的前提下,实现大数据量的实时传输(如工业多传感器阵列、汽车BMS的多电池数据)。同时向下兼容ISO 11898-2标准CAN协议,与传统CAN节点可无缝通信。

2. 宽电压与宽温范围

  • 工作电压:4.5V~5.5V,兼容主流5V电源系统(如工业PLC、汽车ECU的5V供电),无需额外电平转换电路,简化硬件设计;
  • 工作温度:-40℃~+150℃,覆盖工业低温(北方户外设备)、汽车高温(发动机舱附近)及新能源极端环境,无降额使用,可靠性更稳定。

3. 封装与引脚兼容性

采用SOP-8标准贴片封装,引脚布局与主流CAN收发器(如TJA1050)一致,可直接替换传统CAN收发器实现CAN-FD升级,降低客户硬件改版成本。引脚功能清晰(VCC、GND、CAN_H、CAN_L、TXD、RXD、STB、NC),便于焊接与调试。

三、设计优势与可靠性特点

1. 总线防护与抗干扰

内置基础总线防护电路(过流保护、静电防护),可承受±8kV接触放电、±15kV空气放电的ESD冲击,适配工业现场电磁干扰环境(如电机、变频器附近);CAN_H/CAN_L差分总线具备共模抑制能力,抗干扰性强。

2. 低功耗与待机模式

工作电流典型值<10mA,支持待机模式(待机电流<1μA),适合电池供电的便携设备或低功耗系统(如新能源充电桩待机监控)。

3. 长寿命与可靠性

采用芯力特自主半导体工艺,通过AEC-Q100(汽车级)或工业级可靠性测试(高低温循环、湿热老化),平均无故障时间(MTBF)超100万小时,满足长期稳定运行需求。

四、典型应用场景

SIT1042AQT的性能特点使其适用于多领域高速CAN-FD通信:

  • 工业自动化:PLC与远程IO模块、工业机器人、传感器网络的高速数据交互(如多轴运动控制实时指令);
  • 汽车电子:车载诊断系统(OBD)与ECU的高速通信(快速读取故障码、实时数据)、车身CAN-FD总线节点;
  • 新能源领域:新能源汽车BMS多电池数据传输、充电桩通信模块(与后台高速交互);
  • 轨道交通:列车信号控制系统、车载监控系统总线节点(适配-40℃低温与+85℃以上高温)。

五、总结

SIT1042AQT作为芯力特CAN-FD收发器核心产品,以5Mbps高速率、-40~150℃宽温、SOP-8封装兼容性为核心优势,解决了传统CAN总线速率不足的痛点,兼顾恶劣环境可靠性。其低成本、易替换的特点,适合客户从传统CAN向CAN-FD升级的需求,广泛覆盖工业、汽车、新能源等多领域应用。

Request for quote

Send RFQ

Use the form for single models, category sourcing, and multi-line BOM requirements.

Send your target model and quantity.

Product sourcing intelligence

Model, package, availability, and BOM fit reviewed before quotation.

WMSIC turns product data, package visuals, BOM context, and sourcing signals into practical RFQ notes for buyers.

Electronic component model and package intelligence review on an ESD-safe inspection bench

Model & package intelligence

Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.

BOM matching and alternative component comparison workstation with protected IC samples

BOM matching & alternatives

BOM lines are compared by package, parameters, quantity, and workable alternatives for cleaner sourcing decisions.

Electronic component sourcing availability dashboard with ESD-protected samples

Sourcing availability signal

Stock routes, quotation confidence, lead-time notes, and shipment feasibility are checked before sales follow-up.

Buyer sourcing scenarios

Examples of how common component sourcing requests are organized.

Typical RFQ scenarios based on the WMSIC form fields, catalog data, manual review steps, and shipment preparation workflow.

The buyer shares the full part number, package requirement, quantity, destination, and available product photos so the quotation can record the exact version under review.

Package confirmation Typical RFQ workflow

A multi-line BOM is organized into direct sourcing lines, lines that need package clarification, and lines where alternative-part review is permitted.

Mixed BOM triage Typical RFQ workflow

The original manufacturer part number, datasheet revision, application, critical limits, and acceptable changes are collected before possible candidates are discussed.

Obsolete-part review Typical RFQ workflow

Sample quantity, minimum packing, package format, target date, and courier destination are kept together in one RFQ conversation.

Small-batch request Typical RFQ workflow

Package photos, model markings, board context, and the quantity needed for repair help focus the sourcing review on the relevant version.

Repair batch evidence Typical RFQ workflow

When a suffix or package note is incomplete, the response records the open difference and requests buyer confirmation before procurement proceeds.

Model suffix clarification Typical RFQ workflow

Packing format, carton notes, invoice details, courier option, destination, and tracking handoff are coordinated around the confirmed order.

Export handoff Typical RFQ workflow

The request connects the previously used model, current demand, package evidence, target timing, and replenishment sourcing route.

Replenishment inquiry Typical RFQ workflow

Related products

Packaged components ready for RFQ.